.L{
    position: fixed;
    left: 2%;
    top: 30%;
    
    
}
.R{
    position: fixed;
    right: 2%;
    top: 30%;
    
    
}

.changeLayout li{
    text-decoration: none;
    display: block;
    position: relative;
    width: 80px;
    height: 40px;
    line-height: 40px;
    cursor:pointer;
    margin-bottom:10px;
    transition: 0.5s all;
}

.L li:hover{
    transform: translateX(8%);
}
.R li:hover{
    transform: translateX(-8%);
}
.changeLayout li::before{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg,#ffbc00,#ff0058);
}

.changeLayout li::after{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg,#ffbc00,#ff0058);
    filter:blur(30px)
}

.changeLayout li:nth-child(2)::before,
.changeLayout li:nth-child(2)::after{
    background: linear-gradient(315deg,#03a9f4,#ff0058);
}

.changeLayout li:nth-child(3)::before,
.changeLayout li:nth-child(3)::after{
    background: linear-gradient(315deg,#4dff03,#00d0ff);
}
.changeLayout li:nth-child(4)::before,
.changeLayout li:nth-child(4)::after{
    background: linear-gradient(45deg,#ffbc00,#ff0058);
}
.changeLayout li:nth-child(5)::before,
.changeLayout li:nth-child(5)::after{
    background: linear-gradient(315deg,#03a9f4,#ff0058);
   
}
.changeLayout li:nth-child(6)::before,
.changeLayout li:nth-child(6)::after{
    background: linear-gradient(315deg,#4dff03,#00d0ff);
}
.changeLayout li:nth-child(7)::before,
.changeLayout li:nth-child(7)::after{
    background: linear-gradient(45deg,#ffbc00,#ff0058);
}
.changeLayout li:nth-child(8)::before,
.changeLayout li:nth-child(8)::after{
    background: linear-gradient(315deg,#03a9f4,#ff0058);
}


 .changeLayout li span{
    position: absolute;
    top: 2px;
    left: 2px;
    right: 2px;
    bottom: 2px;
    background:rgba(0,0,0,0.4);  
    z-index: 2;
    text-align: center;
} 


